Avoid unnecessary downloads in `audit`.
Avoid unnecessary downloads in `audit`.

JCount/brew,EricFromCanada/brew,MikeMcQuaid/brew,sjackman/homebrew,JCount/brew,nandub/brew,Homebrew/brew,Homebrew/brew,nandub/brew,sjackman/homebrew,MikeMcQuaid/brew,claui/brew,Homebrew/brew,JCount/brew,claui/brew,JCount/brew,vitorgalvao/brew,claui/brew,claui/brew,nandub/brew,EricFromCanada/brew,vitorgalvao/brew,vitorgalvao/brew,Homebrew/brew,MikeMcQuaid/brew,EricFromCanada/brew,MikeMcQuaid/brew,sjackman/homebrew,nandub/brew,sjackman/homebrew,EricFromCanada/brew,vitorgalvao/brew